*{margin: 0px;padding: 0px;}
.section4{
    width: 100%;
    height: 300px;
}
.pinglun{
    width: 1510px;
    height: 30px;
    background-color: #fff;
    margin: 20px auto 20px;
}
.pinglun h1{
    text-align: center;
}
.pinglun1{
    width: 1510px;
    height: 240px;
    background-color: #fff;
}
.n1,.n2,.n3,.n4{
    width: 360px;
    height: 240px;
    display: inline-block;
    border-radius: 20px;
    overflow: hidden;
}
.n1 img{
    /* background-image: url(../images/热门评论1.jpg); */
    border-radius: 20px;
    transition:all 1s;
}
.n1:hover img{
    transform: scale(1.2);
    
  }
.n2 img{
    /* background-image: url(../images/热门评论2.jpg); */
    border-radius: 20px;
    transition:all 1s;
}
.n2:hover img{
    transform: scale(1.2);
  }
.n3 img{
    /* background-image: url(../images/热门评论3.jpg); */
    border-radius: 19px;
    transition:all 1s;
}
.n3:hover img{
    transform: scale(1.2);
  }
.n4 img{
    /* background-image: url(../images/热门评论4.jpg); */
    border-radius: 19px;
    transition:all 1s;
}
.n4:hover img{
    transform: scale(1.2);
  }
